00286nam a2200109Ia 4500008004100000041001200041082001100053100002400064245007600088260000600164650000600170221030s9999    xx            000 0 und d  aEnglish  a105.23  aN. V. Suryanarayana 0aElecrrical Measurements & Measuring Instrumentscby N. V. Suryanarayana  c0  aB